Biology 104 Final Exam questions with
complete solution 2024
Phylum kChordata kconsists kof kwhat kgroup kof kanimals? k- kANS✓✓-The
kChordates
What kis ka knotochord? k- kANS✓✓-A kflexible kdorsal kstructure kwith kmuscles
kattached kto kit
It kis kthe kfirst kembryonic kskeletal kpart
What kis kthe kdorsal ktubular knerve kchord? k- kANS✓✓-The k"spinal kchord";
kenlarges kon kthe kanterior kside kto kform kbrain
The kmuscular kpart kused kfor klocomotion kin kaquatic kspecies kof kchordates k-
kANS✓✓-Post kanal ktail
Describe kthe kendostyle k- kANS✓✓-Glandular kgroove kin kthe kpharynx kthat
kproduces kmucus kto ktrap kfood
In kmost kvertebrates kthis kis kreplaced kby kthe kthyroid
Originated kas ka ksuspension-feeding kadaptation kand kis kused kfor krespiration
kin kfishes k- kANS✓✓-Pharyngeal kgill kslits
What kis kthe kcommon kname kfor kSub-Phylum kUrochordata? k- kANS✓✓-Proto-
chordates
What kis kthe kcommon kname kfor kSub-Phylum kCephalochordata? k- kANS✓✓-
Tunicates kand klancelets
Are ktunicates ksessile kas kadults? k- kANS✓✓-Yes
What kis kthe kexterior kof ka ktunicate kcalled? k- kANS✓✓-The ktunic
The kvertebrates kare kmembers kof kwhat ksub-phylum? k- kANS✓✓-Sub-Phylum
kVertebrata
Name ksome kcharacteristics kof kvertebrates k- kANS✓✓-1) kVertebral kcolumn
2) kCranium k(brain kcase)
, 3) kPectoral kand kpelvic kgirdles
4) kSix kclasses kof kfish kand kfour kclasses kof ktetrapods
What kwere kknown kas k"jaw-less kvertebrates"? k- kANS✓✓-Ostracoderms
These kvertebrates kwere kheavily karmored kand khad kjaws k- kANS✓✓-Placoderms
What kancient kspecies kgave krise kto kmodern kbony kfishes? k- kANS✓✓-
Ancanthodians
What kis kthe kcommon kname kfor kClass kMyxini? k- kANS✓✓-Hagfish
What kis kthe kcommon kname kfor kClass kCephalospidomorphi? k- kANS✓✓-
Lamprey
What kdo kClass kMyxini kand kCephalospidomorphi khave kin kcommon? k-
kANS✓✓-1) kBoth khave kcartilagenous kskeleton
2) k2 kchambered khearts
3) kGills kfor krespiration
4) kKidney kfor kexcretion kand kosmoregulation
5) kMyxini kfeed kon kdead/dying kprey kwhile kLamprey kare kconsidered kecto-
parastites
What kis kthe kcommon kname kfor kClass kChondrichthyes? k- kANS✓✓-Cartilage
kfishes
Name ksome kcharacteristics kof kClass kChondrichthyes k- kANS✓✓-1) kJaws,
kpaired kfins, kand kplacoid kscales
2) kSkeleton kmade kof kcartilage k
3) k2 kChambered kheart
4) k5-7 kgill kpairs
5) kKidney kfor kexcretion kof kammonia kwaste
What kis kspecial kabout kthe kkidneys kof kClass kChondrichthyes? k- kANS✓✓-It
kkeeps ktissue kand kblood khyper-osmotic kto kdilute ksea kwater kand kproduce ka
klarge kvolume kof kurine
Runs kalong kthe kback kof kcartilage kfishes kfor kdetecting kwater kcurrents k-
kANS✓✓-Lateral kline
Used kby kcartilage kfishes kfor kdetecting kprey k- kANS✓✓-Electro kreceptors
Claspers kon kpelvic kfins kof kmale ksharks kare kused kfor kwhat? k- kANS✓✓-
Reproduction
complete solution 2024
Phylum kChordata kconsists kof kwhat kgroup kof kanimals? k- kANS✓✓-The
kChordates
What kis ka knotochord? k- kANS✓✓-A kflexible kdorsal kstructure kwith kmuscles
kattached kto kit
It kis kthe kfirst kembryonic kskeletal kpart
What kis kthe kdorsal ktubular knerve kchord? k- kANS✓✓-The k"spinal kchord";
kenlarges kon kthe kanterior kside kto kform kbrain
The kmuscular kpart kused kfor klocomotion kin kaquatic kspecies kof kchordates k-
kANS✓✓-Post kanal ktail
Describe kthe kendostyle k- kANS✓✓-Glandular kgroove kin kthe kpharynx kthat
kproduces kmucus kto ktrap kfood
In kmost kvertebrates kthis kis kreplaced kby kthe kthyroid
Originated kas ka ksuspension-feeding kadaptation kand kis kused kfor krespiration
kin kfishes k- kANS✓✓-Pharyngeal kgill kslits
What kis kthe kcommon kname kfor kSub-Phylum kUrochordata? k- kANS✓✓-Proto-
chordates
What kis kthe kcommon kname kfor kSub-Phylum kCephalochordata? k- kANS✓✓-
Tunicates kand klancelets
Are ktunicates ksessile kas kadults? k- kANS✓✓-Yes
What kis kthe kexterior kof ka ktunicate kcalled? k- kANS✓✓-The ktunic
The kvertebrates kare kmembers kof kwhat ksub-phylum? k- kANS✓✓-Sub-Phylum
kVertebrata
Name ksome kcharacteristics kof kvertebrates k- kANS✓✓-1) kVertebral kcolumn
2) kCranium k(brain kcase)
, 3) kPectoral kand kpelvic kgirdles
4) kSix kclasses kof kfish kand kfour kclasses kof ktetrapods
What kwere kknown kas k"jaw-less kvertebrates"? k- kANS✓✓-Ostracoderms
These kvertebrates kwere kheavily karmored kand khad kjaws k- kANS✓✓-Placoderms
What kancient kspecies kgave krise kto kmodern kbony kfishes? k- kANS✓✓-
Ancanthodians
What kis kthe kcommon kname kfor kClass kMyxini? k- kANS✓✓-Hagfish
What kis kthe kcommon kname kfor kClass kCephalospidomorphi? k- kANS✓✓-
Lamprey
What kdo kClass kMyxini kand kCephalospidomorphi khave kin kcommon? k-
kANS✓✓-1) kBoth khave kcartilagenous kskeleton
2) k2 kchambered khearts
3) kGills kfor krespiration
4) kKidney kfor kexcretion kand kosmoregulation
5) kMyxini kfeed kon kdead/dying kprey kwhile kLamprey kare kconsidered kecto-
parastites
What kis kthe kcommon kname kfor kClass kChondrichthyes? k- kANS✓✓-Cartilage
kfishes
Name ksome kcharacteristics kof kClass kChondrichthyes k- kANS✓✓-1) kJaws,
kpaired kfins, kand kplacoid kscales
2) kSkeleton kmade kof kcartilage k
3) k2 kChambered kheart
4) k5-7 kgill kpairs
5) kKidney kfor kexcretion kof kammonia kwaste
What kis kspecial kabout kthe kkidneys kof kClass kChondrichthyes? k- kANS✓✓-It
kkeeps ktissue kand kblood khyper-osmotic kto kdilute ksea kwater kand kproduce ka
klarge kvolume kof kurine
Runs kalong kthe kback kof kcartilage kfishes kfor kdetecting kwater kcurrents k-
kANS✓✓-Lateral kline
Used kby kcartilage kfishes kfor kdetecting kprey k- kANS✓✓-Electro kreceptors
Claspers kon kpelvic kfins kof kmale ksharks kare kused kfor kwhat? k- kANS✓✓-
Reproduction
